NTSB investigations: Lycoming 0-235 series, 2020
30 cases on aircraft whose registry engine model is Lycoming 0-235 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1964 | 137 |
|---|---|
| 1965 | 122 |
| 1966 | 98 |
| 1967 | 92 |
| 1968 | 78 |
| 1969 | 54 |
| 1970 | 74 |
| 1971 | 82 |
| 1972 | 73 |
| 1973 | 68 |
| 1974 | 68 |
| 1975 | 69 |
| 1976 | 64 |
| 1977 | 86 |
| 1978 | 152 |
| 1979 | 167 |
| 1980 | 153 |
| 1981 | 147 |
| 1982 | 148 |
| 1983 | 149 |
| 1984 | 148 |
| 1985 | 101 |
| 1986 | 99 |
| 1987 | 120 |
| 1988 | 111 |
| 1989 | 100 |
| 1990 | 86 |
| 1991 | 85 |
| 1992 | 68 |
| 1993 | 73 |
| 1994 | 72 |
| 1995 | 84 |
| 1996 | 74 |
| 1997 | 77 |
| 1998 | 69 |
| 1999 | 58 |
| 2000 | 76 |
| 2001 | 76 |
| 2002 | 67 |
| 2003 | 53 |
| 2004 | 61 |
| 2005 | 72 |
| 2006 | 47 |
| 2007 | 55 |
| 2008 | 46 |
| 2009 | 50 |
| 2010 | 30 |
| 2011 | 36 |
| 2012 | 39 |
| 2013 | 35 |
| 2014 | 19 |
| 2015 | 23 |
| 2016 | 42 |
| 2017 | 33 |
| 2018 | 40 |
| 2019 | 33 |
| 2020 | 30 |
| 2021 | 23 |
| 2022 | 32 |
| 2023 | 25 |
| 2024 | 10 |
| 2025 | 23 |
| 2026 | 15 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE year(c.\"eventDate\") = 2020
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41505'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE year(c."eventDate") = 2020
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41505'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN21LA082Accident · No injuriesClass 3 · LimitedFinal reportPiper PA12 · Spearfish, SDA total loss of engine power during initial climb for undetermined reasons.NTSB ERA21LA059Accident · No injuriesClass 3 · LimitedFinal reportPiper PA38 · Pembroke Pines, FLA total loss of engine power due to fuel contamination.NTSB CEN21LA070Accident · 2 fatalClass 3 · LimitedFinal reportPiper PA38 · Franklin, ARThe impairment of both pilots from carbon monoxide exposure due to a degraded muffler. Contributing to the accident was the inadequate maintenance inspection, which failed to detect the degraded muffler.NTSB WPR21LA055Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 152 · San Bernardino, CAA total loss of engine power due to fuel contamination. Contributing to the accident was an inadequate preflight inspection.NTSB WPR21FA044Accident · 1 fatalClass 3 · FieldFinal reportPiper PA38 · Grass Valley, CAA total loss of engine power due to the pilot’s improper fuel management, which resulted in fuel starvation.NTSB WPR21FA025Accident · 2 fatalClass 3 · FieldFinal reportLancair 235 · Cordes Lakes, AZThe pilot’s exceedance of the airplane’s critical angle of attack during an aerobatic maneuver, which resulted in an aerodynamic stall and spin and a loss of control. Contributing to the accident was the pilot’s lack of aerobatic experience in the accident…NTSB WPR21LA015Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 152 · South Hill, WAThe pilot’s failure to ensure that the fuel supply had been completely drained of water, which resulted in a partial loss of engine power during takeoff due to water contamination.NTSB ERA20LA337Accident · No injuriesClass 4 · LimitedFinal reportLancair 235 · Chester, CTThe pilot's unstable approach, which resulted in a hard landing, and the separation of the left main landing gear.NTSB WPR20CA316Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA 12 · Pacific City, ORA loss of directional control during landing for reasons that could not be determined due to lack of available evidence.NTSB WPR20CA302Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Snohomish, WAThe solo student pilot's improper landing flare, which resulted in a bounced landing and his subsequent improper go-around, which resulted in an impact with terrain.NTSB ERA20LA308Accident · No injuriesClass 3 · LimitedFinal reportAmerican AA 1 · Newnan, GAThe flight instructor’s inadequate preflight fuel planning, which resulted in an interruption of the fuel supply to the engine and a subsequent a total loss of engine power due.NTSB CEN20CA386Accident · Minor injuriesClass 4 · Data collectionFinal reportPiper PA-38-112 · Reserve, LAThe loss of engine power for undetermined reasons.NTSB CEN20CA371Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Willoughby, OHThe student pilot’s improper landing flare that resulted in a porpoise and collapsed nose landing gear.NTSB ERA20CA268Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA 12 · Linconville, METhe pilot's improper landing flare, which resulted in a bounced landing and subsequent main landing gear collapse.NTSB WPR20CA222Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Hayward, CAThe pilot's failure to maintain airplane control during landing in gusting wind conditions, and the flight instructor's delayed remedial action, which resulted in the left wing striking the runway.NTSB ERA20CA225Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Hollywood, FLThe student pilot's improper landing flare, and failure to recover from the ensuing bounced landing, which resulted in a subsequent nose landing gear collapse.NTSB ERA20CA222Accident · No injuriesClass 4 · Data collectionFinal reportBeech 77 · Elizabethton, TNThe student pilot's decision to continue from visual flight into instrument meteorological conditions, which resulted in a collision with trees and mountainous terrain.NTSB ERA20LA219Accident · No injuriesClass 3 · LimitedFinal reportCessna 152 · McAlpin, FLThe pilot’s failure to abort the takeoff after recognizing poor airplane acceleration, the reason for which could not be determined based on available evidence. Contributing to the accident was the pilot’s likely inadvertent initiation of the takeoff with the…NTSB ANC20LA059Accident · No injuriesClass 3 · LimitedFinal reportPiper PA 12 · Anchorage, AKThe fatigue fracture of the American Iron and Steel Institute (AISI) 1025 carbon steel rudder post, which resulted in structural failure of the rudder. Contributing to the fatigue failure was the post’s susceptibility to fatigue cracking under normal service…NTSB ERA20CA209Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA38 · Cumberland, MDThe pilot's failure to maintain directional control during landing and the subsequent go-around in gusting crosswind conditions.NTSB ERA20CA211Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA22 · Olean, NYA loss of engine power for undetermined reasons.NTSB CEN20CA202Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Arlington, TXThe pilot's failure to maintain airplane directional control during a gusty crosswind landing.NTSB CEN20CA194Accident · No injuriesClass 4 · Data collectionFinal reportCessna 140 · Appleton, WIThe pilot's loss of control while landing a tailwheel airplane.NTSB ANC20CA047Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA 18 · McGrath, AKThe pilot's failure to maintain directional control during takeoff in gusting wind conditions, which resulted in a collision with trees and impacted with the ground.NTSB WPR20LA148Accident · Serious injuriesClass 3 · LimitedFinal reportAmerican AA-1A · Blythe, CAThe excessive wear of one magneto’s wiring harness, which resulted in a loss of engine power during takeoff. Contributing to the accident was the pilot’s failure to maintain airspeed following the loss of engine power, which resulted in exceedance of the…NTSB WPR20LA126Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 152 · Corona, CAThe pilot's failure to use carburetor heat while operating in conditions conducive to serious carburetor icing, which resulted in a total loss of engine power.NTSB WPR20LA110Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA22 · Pinedale, WYA loss of airplane control during approach for reasons that could not be determined based on available evidence.NTSB WPR20CA105Accident · Minor injuriesData collectionFinal reportPiper PA 18 · Santa Barbara, CAThe pilot's failure to maintain adequate airspeed during the approach, which resulted in a rapid descent rate, hard landing, and nose-over.NTSB ERA20CA147Accident · No injuriesData collectionFinal reportZenair CH 2000 · Ocala, FLThe student pilot's improper landing flare and subsequent improper recovery from a bounced landing, which resulted in the nosewheel collapsing.NTSB CEN20CA104Accident · Minor injuriesData collectionFinal reportChampion 7ECA · Athens, TXThe rear seat pilot and the student pilot's failure to see and avoid trees during initial climb following an aborted landing.